🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.08

Radius: 1.03

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 0.65 AU - 0.77 AU

Year: 173 Days

Day: 47.7 Hours

Environment

Temp: 358 °C

Axial Tilt: 10.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.6

Radius: 1.47

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 0.73 AU - 1.09 AU

Year: 251 Days

Day: 32.3 Hours

Environment

Temp: 308 °C

Axial Tilt: 6.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.54

Radius: 1.19

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 1.63 AU - 1.67 AU

Year: 612 Days

Day: 25.4 Hours

Environment

Temp: 157 °C

Axial Tilt: 2.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 98,652,233 km

• M1: 119,977 km (0.077 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.05 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.29

Radius: 0.61

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 1.57 AU - 2.53 AU

Year: 848 Days

Day: 47.9 Hours

Environment

Temp: 89 °C

Axial Tilt: 7.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 98,652,233 km

• M1: 268,079 km (0.092 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.62 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.9

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 2.17 AU - 3.07 AU

Year: 1225 Days

Day: 36.2 Hours

Environment

Temp: 21 °C

Axial Tilt: 36 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 98,652,233 km

• M1: 597,195 km (0.118 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.87

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 4.16 AU - 4.6 AU

Year: 2647 Days

Day: 24.6 Hours

Environment

Temp: -55 °C

Axial Tilt: 17.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 12.88 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 21.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 733.9

Radius: 3.9

Gravity: 48.25 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 20.49 AU - 22.25 AU

Year: 28526 Days

Day: 22.6 Hours

Environment

Temp: -178 °C

Axial Tilt: 95.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 98,652,233 km

• M1: 50,414 km (0.085 R)
• M2: 349,161 km (0.05 R)
• M3: 768,484 km (0.104 R)
• M4: 1,127,370 km (0.06 R)
• M5: 1,552,527 km (0.084 R)
• M6: 1,989,352 km (0.094 R)
• M7: 2,403,888 km (0.114 R)
• M8: 2,764,419 km (0.11 R)
• M9: 3,433,421 km (0.098 R)
• M10: 9,962,620 km (0.091 R)
• M11: 10,417,098 km (0.06 R)
• M12: 11,367,344 km (0.112 R)
• M13: 13,912,901 km (0.08 R)
• M14: 14,154,352 km (0.055 R)
• M15: 23,209,062 km (0.117 R)
• M16: 37,624,164 km (0.049 R)
• M17: 42,992,334 km (0.108 R)
• M18: 45,415,969 km (0.105 R)
• M19: 46,482,153 km (0.098 R)
• M20: 46,841,038 km (0.112 R)
• M21: 53,230,662 km (0.117 R)
• M22: 57,247,964 km (0.094 R)
• M23: 58,491,271 km (0.034 R)
• M24: 79,873,894 km (0.103 R)
• M25: 82,208,817 km (0.105 R)

Kuiper Belt

Range: 38 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 483 - 20,073 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit